cleanup imports that wont work with dask>2024.12.1 #612

Job	Run time
checks / check-style	1m 44s
checks / other-checks	35s
wheel-build / compute-matrix	4s
wheel-build / 12.5.1, 3.12, amd64, rockylinux8	3m 31s
conda-python-build / compute-matrix	3s
conda-python-build / 11.8.0, 3.10, amd64, rockylinux8	3m 19s
conda-python-build / 12.5.1, 3.10, amd64, rockylinux8	3m 39s
conda-python-build / 11.8.0, 3.11, amd64, rockylinux8	3m 25s
conda-python-build / 12.5.1, 3.11, amd64, rockylinux8	3m 9s
conda-python-build / 11.8.0, 3.12, amd64, rockylinux8	3m 26s
conda-python-build / 12.5.1, 3.12, amd64, rockylinux8	3m 10s
conda-python-build / 11.8.0, 3.10, arm64, rockylinux8	2m 59s
conda-python-build / 12.5.1, 3.10, arm64, rockylinux8	2m 51s
conda-python-build / 11.8.0, 3.11, arm64, rockylinux8	2m 49s
conda-python-build / 12.5.1, 3.11, arm64, rockylinux8	2m 44s
conda-python-build / 11.8.0, 3.12, arm64, rockylinux8	2m 44s
conda-python-build / 12.5.1, 3.12, arm64, rockylinux8	2m 49s
wheel-tests / compute-matrix	4s
wheel-tests / 12.5.1, 3.10, amd64, ubuntu24.04, v100, latest-driver, oldest-deps	32m 38s
wheel-tests / 11.8.0, 3.12, arm64, ubuntu20.04, a100, latest-driver, latest-deps	27m 28s
conda-python-tests / compute-matrix	2s
docs-build / build	3m 21s
conda-python-tests / 11.8.0, 3.10, amd64, rockylinux8, v100, earliest-driver, oldest-deps	43m 10s
conda-python-tests / 12.5.1, 3.12, amd64, ubuntu24.04, v100, latest-driver, latest-deps	50m 21s
conda-python-tests / 12.0.1, 3.11, arm64, ubuntu20.04, a100, latest-driver, latest-deps	35m 0s
pr-builder / run	1s
	3h 55m 6s

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